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Electric Circuits

Electric Circuits
Condition of symmetry in Z-parameter representation is

 Z11 = Z12.
 Z11 = Z22.
 Z12 = Z21.
 Z12 = Z22.

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Electric Circuits
A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is

 1.5 μF.
 0.015 F.
 15 μF.
 1.5 F.

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Electric Circuits
Whenever current is supplied by a source its terminal voltage

 decreases.
 increases exponentially.
 remains constant.
 increases.

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Electric Circuits
A 3Ω resistor having 2A current will dissipate the power of

 12 W.
 8 W.
 4 W.
 2 W.

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Electric Circuits
In parallel RC circuit total current is 5A and current through resistor is 3A. What is the current through capacitor?

 3A
 5A
 4A
 2A

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Electric Circuits
An equipotential surface is one which has all points at _____________ potential.

 different.
 none of them.
 same.
 zero.

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